Unscored severity · published Nov 23, 2009
CVE-2009-4049
Heap-based buffer overflow in aswRdr.sys (aka the TDI RDR driver) in avast! Home and Professional 4.8.1356.0 allows local users to cause a denial of service (memory corruption) or…
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CVSS
1.1%
EPSS
No
On KEV
Description
Heap-based buffer overflow in aswRdr.sys (aka the TDI RDR driver) in avast! Home and Professional 4.8.1356.0 allows local users to cause a denial of service (memory corruption) or possibly gain privileges via crafted arguments to IOCTL 0x80002024.
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 65% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AA
Avast Antivirus Home · Avast
4.8.1356.0 · source: NVD
AA
Avast Antivirus Professional · Avast
4.8.1356.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2009-4049
CVE.org
https://www.cve.org/CVERecord?id=CVE-2009-4049
Vendor Advisory
http://secunia.com/advisories/37368
www.efblog.net
http://www.efblog.net/2009/11/avast-aswrdrsys-kernel-pool-corruption.html
www.securityfocus.com
http://www.securityfocus.com/archive/1/507891/100/0/threaded
Exploit
http://www.securityfocus.com/bid/37031
Vendor Advisory
http://www.vupen.com/english/advisories/2009/3266
www.evilfingers.com
https://www.evilfingers.com/advisory/Advisory/Avast_aswRdr_sys_Kernel_Pool_Corruption_and_Local_Privilege_Escalation.php
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